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Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Peric Special Gases has submitted a patent application for Electronic Mixed Gas Distribution System and Method for Passivating and Uniformly Mixing Intermediate Storage Tank. Hao Haochi, Yan Yun, Li Haotian, Qi Hang, Na Feng, Wang Yue and Zhang Yanyuan developed the invention.
The patent application number ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Linde has sought patent for Air Separation Unit and Air Separation Method. This invention was developed by Brown C Steven, Chalakova Mariyana, Flegiel Felix, Florian Hanusch, Lauchner Daniel, Matamoros Luis and Matten Christian.
The patent application number is EP20240210835 20241105. The patent publication ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has released Entegris patent application for Semiconductor Manufacturing Source Precursor Delivery System. This invention was developed by Guan Weihang, Barolli Sanado, Tang Ying, Jones Edward E, Murthi Kavita R and Kay Sharona R.
The patent application number is EP20240832816 20240625. ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has published Saudi Arabian Oil patent application for Method to Generate Salinity Curves for Evaporite Production Modeling in Peritidal Carbonate Platforms. The invention was developed by Wang Xiaoxi, Lu Peng and Zuhlke Rainer.
The patent application number is EP20230942953 20230630. Th..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Saudi Arabian Oil has submitted a patent application for Das Depth Calibration with Multi-gauge Length Interrogation. This invention was developed by Kazei Vladimir, Titov Aleksei and Bakulin Andrey.
The patent application number is EP20240743949 20240621. The patent publication number is EP4735852 (A1). Inter..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Halliburton Energy Services has submitted a patent application for Carbon Sequestration Monitoring by Mineral Reaction Extent Monitoring. This invention was developed by Jones Christopher Michael, Chen Songhua, Fouda Ahmed Elsayed, Leblanc Michel and Saada Mahmoud Helmy.
The patent application number is EP2023..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has received Saudi Arabian Oil patent application for Methods and Systems for Differentiating Different Types of Fluids in a Fluid Stream. Younger Rae Andrew and Bukhamseen Ahmed Yasin developed the invention.
The patent application number is EP20240743948 20240621. The patent publicatio..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Weatherford Technology has submitted a patent application for Hydraulics Model Utilization in Well Operations. Koithan Thomas H and Brana Jose D developed the invention.
The patent application number is EP20240734114 20240530. The patent publication number is EP4735729 (A1). International Patent Classification..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Welltec has submitted a patent application for Downhole Wireline Tool. Borg Peder Løkke and Andersen Tomas Sune developed the invention.
The patent application number is EP20240738250 20240628. The patent publication number is EP4735725 (A1). International Patent Classification codes are E21B29/00 and E21B4/0..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Welltec has filed a patent application for Downhole Wireline Tool. This invention was developed by Andersen Tomas Sune.
The patent application number is EP20240738249 20240628. The patent publication number is EP4735724 (A1). International Patent Classification codes are E21B29/00, E21B4/00 and F16H1/32. Coope..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Entegris has submitted a patent application for High Purity Molybdenum-containing Precursors and Related Systems and Methods. This invention was developed by Reynolds III Joseph E, Watson Michael, Hendrix Bryan C, Moghaddam Sara, Dion Devon N, Garrett Benjamin R, Waldfried Carlo and Warke Virendra.
The paten..
Oil & Gas
| Mon 11 May 2026
Beijing, May 12 -- Entegris has submitted a patent application for Optical Particle Counter and Method. Manfred Matthias developed the invention.
The patent application number is CN20248037161 20240603. The patent publication number is CN121285730 (A). International Patent Classification code is G01N15/1434. Cooperative Patent ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has received Chevron Phillips Chemical patent application for Methods for Preparing Metallocene Compounds. Lief Graham R, Yang Qing and Haschke Eric J developed the invention.
The patent application number is EP20240743961 20240624. The patent publication number is EP4735458 (A1). Intern..
Oil & Gas
| Mon 11 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has published Schlumberger Technology patent application for Automatic Control of Trajectory of Downhole Drilling. The invention was developed by Mantel Klaus, Ignova Michael and Brovko Evgeny.
The patent application number is CN20248038935 20240423. The patent publ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Fischer-tropsch Catalyst as Well as Preparation Method and Application Thereof. Meng Shanru, Lou Shujie, Yang Yongjia, Xu Haonan, He Yeheng, Xiao Haicheng, Wang Zongbao, Lu Yuying, Lee Kyung-hoon and Wang Jingyuan develo..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- The Argentine Patent Office has received Halliburton Energy Services patent application for Ensamblaje De Pasador De Arrastre Cizallable. Patil Ishwar Dilip, Dharne Avinash Gopal, Helms Lonnie Carl, Acosta Villarreal Frank Vinicio and Desai Priyanshkumar Prashantkumar developed the invention.
The patent ..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- Halliburton Energy Services has submitted a patent application for Método Y Aparato Para La Orientación De Cargas Premoldeadas. This invention was developed by Wood Stuart Michael, Walters Darren Philip and Kinter Matthew.
The patent application number is AR2022P101183 20220505. The patent publicatio..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released SINOPEC Guangzhou Engineering patent application for Oil Gas Distribution Cylinder, Radial Reactor and Application. This invention was developed by Kou Xiao, Wang Fahui, Feng Wei, Xu Youchun, Dong Haifang, Chao Junrui, Sun Xiaojuan, Zhang Zhongyan, Wang ..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- Halliburton Energy Services has applied Argentine patent for Slide-rotate Ratio Mode Optimization for Mud Motor Trajectory Control. Wu Jian, Darbe Robert P, Demirer Nazli and Pho Vy developed it.
The patent application number is AR2022P100880 20220407. The patent publication number is AR125664 (A1). Inte..
Oil & Gas
| Tue 12 May 2026
Munich, May 12 -- OneSubsea has submitted a patent application for Subsea Hydraulically Actuated Electrical Isolator. Askeland Audun Magne and Grytdal Andreas developed the invention.
The patent application number is EP20250212415 20251030. The patent publication number is EP4738629 (A1). International Patent Classification c..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has submitted a patent application for Bipolar Plate and Fuel Cell. This invention was developed by Chen Ziqi, Fang Feifei, Liu Shizhen, Yang Jie, Zeng Yue, Xia Bowen, Lee Kyung-hoon and Xiao Haicheng.
The patent application number is CN202410889716 20240703. The patent publication number is CN1212..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has applied Chinese patent for Method for Constructing Heavy Component Average Molecular Structure of Heavy Oil. Zhang Jun, Peng Hui, Ma Haoyu, Yuan Haoqiang, Li Zhen and Yan Youguo developed it.
The patent application number is CN202511831465 20251208. The patent pub..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has sought patent for Shallow Surface Geologic Body Structure Recovery Method and Device Combined with Multi-source Information. This invention was developed by Zeng Qihong, Ma Zhiguo, Shen Jinli, Wang Wenzhi, Wang Guihong, Xing Xuewen and Liu Song.
The patent application number is CN202410872312 2..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Dynamic Blurred Image Feature Point and Pose Detection Method. This invention was developed by Song Tonglin, Hu Guoqing and Yang Zhiben.
The patent application number is CN202511860622 20251211. The patent publication number is CN121280530 (A). I..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has submitted a patent application for Underwater Image Enhancement Method Based on Multiple Attention Mechanisms. Gao Shaoshu, Jiao Guangsen, Li Jiaying and Qin Xu developed the invention.
The patent application number is CN202511454100 20251013. The patent publicati..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Page Session Interaction Method and Device for Operation Safety Approval, Equipment and Medium. Zhao Yurun, Gong Jianhua, Yang Kege, Tan Bin, Qian Cheng and Yue Song developed the invention.
The patent application numbe..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has submitted a patent application for Method and Device for Determining Residual Oil Saturation of Horizontal Well After Compact Conglomerate Volume Fracturing. This invention was developed by Zhang Jigang, Qin Jianhua, Tan Long, Zhang Jing, Song Ping, Deng Zhenlong, Feng Yueli, Cui Chenguang, Liu ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Air-tight Seal Thread Sealing Performance Evaluation Method, Thread Optimal Selection Method and System. Wang Shuai, Zhang Lin, Tang Geng, Gong Hao, Lu Linfeng and Zhu Dajiang developed the invention.
The patent applica..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Deep High-temperature Rock Statistical Damage Constitutive Model Construction Method. This invention was developed by Tokikata, Gong Wuzhen, Huang Wei'an, Huang Xianbin, Li Jian, Fu Li, Ding Jiping and Jiang Shu.
The patent application number is ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has applied Chinese patent for Casing Deformation Prediction Method, System and Equipment. Li Juan, Tang Qing, Yang Tao, Kong Xianyong, Shao Yang, Li Fuli, Lin Lili and Liang Xiaolei developed it.
The patent application number is CN202410884661 20240703. The patent publication number is CN121278897..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Semi-supervised Hough Decision Tree Classification Method for Unbalanced Data Flow. This invention was developed by Liu Guiying, Jiao Botao, Guo Yinan, Wang Di, Zhang Kai, Zhang Liming and Wu Yuyuan.
The patent application number is CN20251139628..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released PetroChina patent application for Method for Judging Stratum Source of Oil Field Produced Liquid. This invention was developed by Ren Zhaoyan, Luo Xiaojing, Zhang Zhenzhu, Wang Huapeng, Wang Yi, Xiang Yuqi, Zhang Yutong, Zhang Tingting and Zhang Lu.
The..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have sought patent for Ammoximation Reaction Method. This invention was developed by Wang Shiqing, Sun Bin, Zhao Junqi and Wang Enquan.
The patent application number is CN202410900542 20240705. The patent publication number is CN12..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have submitted a patent application for Method for Preparing Ketoxime Through Ammoximation Reaction. This invention was developed by Wang Shiqing, Sun Bin, Zhao Junqi and Wang Enquan.
The patent application number is CN202410872793..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have submitted a patent application for Device and Method for Treating High-salt-content Organic Waste Liquid. This invention was developed by Hou Jili, Wang Zhiqiang, Wang Shuqing, Zou Liang, Liu Yanfang and Xu Run.
The patent app..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Res Institute Of Petroleum Processing and Hunan University have sought patent for Carbon Material and Preparation Method and Application Thereof. This invention was developed by Ou Encai, Wang Jiaxin, Li Huan, Feng Ying, Tian Binbin and Cheng Ye.
The patent application nu..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have submitted a patent application for Composite Electrode, Preparation Method Thereof and Method for Preparing Glycollic Acid. This invention was developed by Jin Yuyang, Yu Yeong Chool, Niu Chuanfeng and Ding Shi.
The patent app..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- PetroChina and Xinjiang Tarim Petroleum Explor and Development Headquarters Co Ltd have submitted a patent application for Liquid Helium Storage and Transportation Filling Device and Filling Pressure Regulation and Control Method. This invention was developed by He Hang, Han Zhanfang, Wu Zheng, Wang Hongfeng, ..
Oil & Gas
| Sun 10 May 2026
Alexandria, May 11 -- Halliburton Energy Services Inc and The University of Texas System Board of Regents have submitted a patent application for Magnetically Graded Adaptor for a Wellbore Sealing System. This invention was developed by Glaesman Chad W, Green Joshua Taylor and Thatathil Sandeep.
The patent application number ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Shanghai Petrochemical Res Institute Co Ltd and Tsinghua University have submitted a patent application for Preparation Method of N-vinyl Pyrrolidone. This invention was developed by Wang Ju, Chu Bozhao, Liu Haoxin, Cheng Yi, Fan Jiahe and Mu Yao.
The patent application n..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Feed Liquid Combined Purification Unit, System and Purification and Regeneration Method. This invention was developed by Zheng Yijun, Li Xiaohong, Wang Hongtao and Gao Pan.
The patent a..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Preparation Method of Nano Zinc Oxide. This invention was developed by Liu Xingyu, Zhao Guoli, Yang Weiya, Wang Shaojun and Li Huiyang.
The patent application number is CN202..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Non Molecular Sieve as Well as Preparation Method and Application Thereof. This invention was developed by Li Rui, Fan Xueyan, Jin Shaoqing, Luo Yi, Tang Zhimou and He Junlin.
The paten..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Modification Method of Carbon Nanotubes. This invention was developed by Liu Jiaqi, Yang Weiya, Zhang Huicheng, Gao Bo and Wang Xueli.
The patent application number is CN2024..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have submitted a patent application for Preparation Method of Diatomite Coating Material. This invention was developed by Luo Xiaodong, Wang Deyang, Zhao Dongxu, Ren Jingshi and Li Yao.
The patent application number is CN202511796583 20251202. The patent p..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Liquefied Petroleum Gas Gas Phase Hydrodesulfurization Method. You Bailing and Niu Shikun developed the invention.
The patent application number is CN202410882312 20240703. T..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd and Sinopec Tianjin Petrochemical Co Ltd have submitted a patent application for Coking Naphtha Hydrogenation Process. This invention was developed by Shi Junlin, Niu Shikun, Bian Xiaoliang, Sun Xuefeng, Li Yang, Dai Men..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Hydrogenation Olefin Removal Method for Reformate. Liu Shuai, Niu Shikun, Li Yang, Xu Dahai, Ding He, Dai Meng, Zhou Jiawen and Li Kunpeng developed the invention.
The patent..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Sinopec Engineering and SINOPEC Engineering (Group) have submitted a patent application for System and Method for Producing Various Products by Hydrogenation of Pyrolysis Gasoline. This invention was developed by Liu Jiangfeng, Limet and Wang Wenping.
The patent application number is CN202410873246 20240701..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Modular Well Cementation Data Designing and Monitoring System Based on Cloud Platform. This invention was developed by Fang Chunfei, Zhang Xinyuan, Xu Dawei, Zhang Le, Shen Xiwei ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Daqing Oilfield and PetroChina have submitted a patent application for Hydraulic Toggle Grinding, Milling and Channel Drilling Device and Using Method. This invention was developed by Li Gang, Ma Shengkai, Zhang Shouhua, Han Yanchun, Zhang Hailong, Lin Liang, Lan Chengyu, Wang Biao, Yu Lei and Wu Jiang.
The..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Shengli Oil Field Wanhe Oil Construction Technique Ltd Liability Co Ltd and China University of Petroleum, Beijing have submitted a patent application for Rotatable Blade PDC (polycrystalline Diamond Compact) Drill Bit. This invention was developed by Wei Jiusen, Liu Wei, Li Fengjiao and Fan Yudong.
The pat..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have submitted a patent application for Geothermal Energy Utilization Method, Intelligent Heat Pump System, Terminal Equipment and Storage Medium. This invention was developed by Fang Chaohe, Xin Fudong, Wang Shejiao, Xiong Bo, Mo Shaoyuan, Li Ting, ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Institute of Rock and Soil Mechanics, Chinese Academy of Sciences and CNPC Engineering Tech R&D Co Ltd have submitted a patent application for Slurry Pressure Independent Control Borehole Wall Stability Simulation Equipment and Method Under High-temperature True Triaxial Condition. This invention was developed..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Jianghan Oilfield Service Corp have submitted a patent application for Method, Device and Equipment for Diagnosing Inter-well Communication Condition of Geothermal Well and Medium. This invention was developed by Zhao Yong, Tang Yu, Zou Shunliang..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Daqing Oilfield and PetroChina have submitted a patent application for Three-component Combination Flooding Mining Index Prediction Method and Device. This invention was developed by Yao Shichun, Wu Xiaolin, Hou Zhaowei, Nie Chunlin, Jiang Wenchao, Lu Shouliang, Wang Haoyu, Chu Yanping, Zhao Changjiu, Tian Yan..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Process Optimization Method for Improving Recovery Efficiency by Gas-assisted Viscosity Reduction and Energy Increase. This invention was developed by Zhang Lei, Yi Zhaolong, Liu Ming, Yu Tiantian, Wang Fei, Wang Zh..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Gas Drive Termination Control Method, Device, Equipment and Medium. Wang Huan, He Yingfu, Ji Bingyu, Cui Shuyue and Li Yongqiang developed the invention.
The patent application number is..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and East China Oil & Gas Branch China Petroleum & Chemical have submitted a patent application for Method for Effectively Removing Shale Organic Carbon Pretreatment Residual Acid. This invention was developed by Wu Yanyan, Wang Yumeng, Gong Yue, Zhang Tingting, Cheng Wei and Chu Yiru..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Petroleum Eng Corp have submitted a patent application for Device and Method for Monitoring Corrosion in Pipeline. This invention was developed by Guan Shanfeng, Wang Tianli, Sun Jiancheng, Wang Zhi, Gu Meixia, Liu Haili, Gui Zhaolong and Yang Ya..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Selection Method for Drilling Fluid System, Control Device and Storage Medium. This invention was developed by Zhang Mingming, Li Daqi, Zhang Dujie, Liu Jinhua and Kong Yong.
T..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical, SINOPEC Engineering (Group) and Sinopec Sales Co Ltd Zhejiang Petroleum Branch have submitted a patent application for System and Method for Realizing Two-dimensional and Comprehensive Two-dimensional Gas Chromatography. This invention was developed by Wang Qian, Li Yi, Bai Zhengwei..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have submitted a patent application for De-compaction Correction Method. Cheng Yang, Wan Tao, Zhang Lixia, Zhu Yajie, Liu Lijuan and Wang Zhenhua developed the invention.
The patent application number is CN202410901896 20240705. The patent pu..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Well-seismic Fusion Reservoir Fluid Identification Method and Device Based on Confidence Coefficient Control. This invention was developed by Ji Yongzhen, Sun Zhentao, Wang Yuxiang, Zheng Xiaoxue and..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Catalyst, Central South University and Northwest Minzu University have submitted a patent application for Fluorine-containing Organic Matter Treatment Method, Hydrogen Chloride Purification Method, Chlorine Gas Preparation Method and Metal Fluoride Preparation Method. Yin Xi..
Oil & Gas
| Sun 10 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have sought patent for Biased VSP Missing Data Reconstruction Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Cui Shuguo, Lyu Qiuling and Chen Guojin.
The patent application number is CN202410..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Hydrodesiliconization Method for Oil Product. This invention was developed by Sun Jin, Liu Mingrui, Guo Rong and Niu Shikun.
The patent application number is CN202410884366 20240703. The pate..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have sought patent for Production Method of Trans-pentadiene. This invention was developed by He Wanren, Shi Jing, Zhao Guoliang, Teng Jiawei and Xie Zaiku.
The patent application number is CN202410902087 20240705. The patent..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Equipment and Sinopec Zhongyuan Oilfield Company have sought patent for Reciprocating Compressor Flow Adjusting System and Method with Temperature Control Function. This invention was developed by Zheng Pengju, Jin Yonggang, Zou Xing, Wang Youpeng, Du Yuanzong, Ma J..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Method for Representing Carbonate Reservoir Charging, Well Area Dynamic Calibration Grading Standard, Product and Application. This invention was developed by Yang Debin, Ma Hailong, Zhang Juan, Zhang Changjian, Wang Zhen and Luo..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Petroleum Engineering Tech Research Institute Co Ltd and Sinopec Siji Petroleum Machinery have sought patent for Well Cementation Mixed Injection Method and System, Computer Equipment, Storage Medium and Program Product. This invention was developed by Fang Chunfei, Zhang Ye..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd have sought patent for Well Drilling Overflow Leakage Detection Method and Device and Medium. This invention was developed by Dong Limin..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- PetroChina and CNPC Engineering Tech R&D Co Ltd have sought patent for Drilling Fluid Treating Agent Filling Device. This invention was developed by Hu Zhijian, Qiao Han, Shao Qiang, Xiao Jianqiu, Xu Binggui, Han Fei, Wang Aiguo, Cheng Jin, Wang Hongwei and Lu Jing.
The patent application number is CN202410..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Sinopec Jiangzuan Oil Machinery and Sinopec Oilfield Equipment have sought patent for Circumferential Percussion Drilling Speed Increasing Tool with Anti-idling Function. This invention was developed by Xin Shiyu, Chen Dongfang, Song Jian, Wang Haixia, Xiao Ping and Yin Hong.
The patent application number i..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, East China Oil & Gas Branch China Petroleum & Chemical and Sinopec Taizhou Shale Oil Co Ltd have sought patent for Unmanned Ship for Oil Blocking and Oil Blocking System of Unmanned Ship. This invention was developed by Shen Ji, Wang Bo, Yang Yang, Zhang Shuai, Chen Xiaoming and Zha..
Oil & Gas
| Sun 10 May 2026
Alexandria, May 11 -- China Petroleum & Chemical Corp and Petroleum Exploration & Production Research Institute have filed a patent application for Polymer, Preparation Method Therefor and Use Thereof. This invention was developed by Wang Guangfu, Wang Haibo, Lu Xi, Fang Jichao, Wang Liansheng, Hu Yong, Li Mengtao and Tang Ping...
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have filed a patent application for Method for Producing Quinoline Nitrogen Oxide, Catalyst and Synthesis Method of Catalyst. This invention was developed by Fan Xueyan, Tang Zhimou, Li Rui, Jin Shaoqing, Wang Darui and Sun Hong..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have filed a patent application for Reaction Device and Method for Treating High-salt-content Organic Waste Liquid. This invention was developed by Hou Jili, Li Hongwei, Liu Yanfang, Wang Zhiqiang, Li Chenghao and Wu Yu.
The patent..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have filed a patent application for Supercritical Water Oxidation Reaction Device and Treatment Method of High-concentration Organic Waste Liquid. This invention was developed by Hou Jili, Liu Yanfang, Zou Liang, Wang Zhiqiang, Li Che..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have filed a patent application for Feed Liquid Combined Purification Device and Purification Method. This invention was developed by Zheng Yijun, Li Xiaohong, Ma Xiaoke and Yu Zhinan.
The patent application number is CN20241..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- PetroChina and China Electric Power Research Institute have filed a patent application for Propenyl Resin Composition, Polypropylene Insulating Material as Well as Preparation Method and Application of Polypropylene Insulating Material. This invention was developed by Xu Qiang, Du Bin, Li Rongbo, Dou Tongtong,..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and SINOPEC Hunan Petrochemical have filed a patent application for Epoxidized Copolymer as Well as Preparation Method and Application Thereof. This invention was developed by Peng Hongli, Liang Hongwen, Fang Hui, Fang Xiong, Chen Xin and Su Ying.
The patent application number is ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Hydrogenation Process and Hydrogenation Coupling System for C5 Raffinate Oil. This invention was developed by Dai Meng, Xu Dahai, Li Shicai, Ding He, Li Kunpeng, Li Yang, Niu Shikun..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Starting Method of Gasoline Hydrogenation Process. This invention was developed by Guo Rong, Sun Jin, Liu Mingrui, Duan Weiyu and Niu Shikun.
The patent application number is CN2..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Shutdown Treatment Method for Diesel Oil Liquid Phase Hydrogenation Device. This invention was developed by Xu Dahai, Chen Lin, Zhang Han, Li Yang and Liang Xinrui.
The patent ap..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service, Sinopec Zhongyuan Petroleum Eng Ltd and Drilling Eng Tech Res Institute Sinopec Zhongyuan Petroleum Eng Co Ltd have filed a patent application for Biomass Synthesis-based Drilling Fluid Constructed Based on Alkaline Bio-emulsifier and Preparation Method of ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch have filed a patent application for Transverse Wave Prediction Method and Device Applied to Crustal Stress Prediction Scene. This invention was developed by Ma Jie, Pang Quankang, Zhao Yaohua, Tang Lei, Dong Wenyi and Qian Z..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Daqing Oilfield and PetroChina have filed a patent application for Temperature Detection Device with Adjustable Insertion Depth and Installation Method Thereof. This invention was developed by Ban Tiebing, Ai Xingbo, Li Haifeng, Sun Yu, Sun Huilai, Liu Guozhen and Sun Junjian.
The patent application number ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for ZSM-12 Molecular Sieve and Preparation Method Thereof. Shi Jing, He Wanren, Zhao Guoliang, Teng Jiawei and Xie Zaiku developed it.
The patent application number is CN202410902094 20240705. The ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Nano Non Molecular Sieve as Well as Preparation Method and Application Thereof. Li Rui, Jin Shaoqing, Luo Yi, Fan Xueyan, Tang Zhimou and Ma Wen developed it.
The patent application number is C..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Hydrogenation Starting Method for Reformate by Using Pt-Pd Catalyst. Guo Rong, Sun Jin, Liu Mingrui, Duan Weiyu and Niu Shikun developed it.
The patent application number is CN202410..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have applied Chinese patent for Well Pattern Construction Method for Fault Control Oil Reservoir Injection-production Space. Zeng Qingyong, Jiang Lin, Guo Chen, Li Qing, Huang Mina and Li Jikang developed it.
The patent application number is CN20241..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Ground Simulation Device and Method Based on Horizontal Well Pitching Steering Fracturing Water Hammer Effect. Jiang Tingxue, Wei Ran, Bian Xiaobing, Li Hongchun, Gao Yuan and Xiao Bo dev..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Well Cementation Control Method, System and Equipment, Storage Medium and Computer Program. Zhang Xinyuan, Fang Chunfei, Xu Dawei, Wei Wan, Zhang Le and Shen Xiwei developed it.
The pa..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- Daqing Oilfield and PetroChina have applied Chinese patent for Under-pressure Sand Washing Method. Yu Lei, Zhao Qingsen, Lan Chengyu, Dang Han, Ma Shengkai, Wang Lei, Zhang Hongxin, Liu Kai, Wang Biao, Lee Jun Hoo, Wu Jiang and Ma Zhiyuan developed it.
The patent application number is CN202410872411 2024070..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- China Oilfield Services has submitted a patent application for Multifunctional Sidewall Contact Device and Use Method Thereof. Huang Lin, Wang Yeliang, Fu Guanjie, Li Qian, Shan Wei, Chen Ming, Feng Shuo, Li Kun and Huang Junhui developed the invention.
The patent application number is CN202511667035 202511..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Carbonate Rock Sedimentary Facies-based Oil and Gas Reservoir Forming Evaluation Method and Device. Guo Fengtao, Fan Qingkai, Zhang Zhongmin, Gao Min..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Downhole Operation Co Sinopec Shengli Petroleum Engineering patent application for Underground Ultrasonic Detection Device. Li Dong, Sun Jingguang, Shi Yuzhao, Li Jingyuan, Wu Yanhua and..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Carbonate Reservoir Fine Acid Fracturing Process Determination Method. The invention was developed by Gai Xiangfu, Li Guo, Li Qingsong, Ma Wenhai, Guo Hongguang, Wang Lichao, Shan Yongzhuo, Kang Yan,..
Oil & Gas
| Mon 11 May 2026
Beijing, May 11 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina patent application for Blowout Preventer in Oil Pipe and Using Method of Blowout Preventer. Li Long, Hao Jiannan, Zhang Shizheng, Zhang Guipeng, Kong Weiguang, Qu Zhongliang, Yuan Xin and Wang Shuo developed the invention.
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